package com.TestDemo.TempTest;

/**
 * Created with IntelliJ IDEA.
 *
 * @Author: zjz
 * @Date: 2021/11/17/11:16
 * @Description:
 * @Target:
 */
public class nullStringLengthTest {
    public static void main(String[] args) {
        String ss = new String();
        System.out.println(ss.length());
        System.out.println("0"+0);
        System.out.println(""+0);
    }
}
